package 中等.两数相加;

/**
 * @author liudingding
 * @ClassName ListNode
 * @description
 * @date 2021/11/27 10:31 下午
 */
public class ListNode {

    int val;
    ListNode next;
    ListNode(String s) {}
    ListNode(int val) { this.val = val; }
    ListNode(int val, ListNode next) { this.val = val; this.next = next; }

    @Override
    public String toString() {
        return "ListNode{" +
                "val=" + val +
                ", next=" + next +
                '}';
    }
}
